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RStudio Server example code to run MRS in Spark compute Context
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| # Spark Compute Context | |
| sparkCC <- rxSparkConnect() | |
| rxHadoopMakeDir("/share/SampleData") | |
| rxHadoopCopyFromLocal(file.path(dataPath = rxGetOption("sampleDataDir"), "AirlineDemoSmall.csv"), "/share/SampleData") | |
| airDS <- RxTextData(file = "/share/SampleData/AirlineDemoSmall.csv", missingValueString = "M", | |
| fileSystem = RxHdfsFileSystem()) | |
| adsSummary <- rxSummary(~ArrDelay+CRSDepTime+DayOfWeek, data = airDS) | |
| print(adsSummary) | |
| rxSparkDisconnect(sparkCC) |
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